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| author | Guy Harris <guy@alum.mit.edu> | 2010-04-22 04:50:55 +0000 |
|---|---|---|
| committer | Guy Harris <guy@alum.mit.edu> | 2010-04-22 04:50:55 +0000 |
| commit | ea392ce83dbf49cee15fbba85e4979e9c1454219 (patch) | |
| tree | a767d674359a9110625695c3607b5859ed9f3fff /wiretap/wtap.h | |
| parent | 53850f189a9d6ae361e884b7f5d44833e5e8b756 (diff) | |
A bit more information.
svn path=/trunk/; revision=32537
Diffstat (limited to 'wiretap/wtap.h')
| -rw-r--r-- | wiretap/wtap.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/wiretap/wtap.h b/wiretap/wtap.h index 0f17d9ea11..5995d97e94 100644 --- a/wiretap/wtap.h +++ b/wiretap/wtap.h @@ -641,6 +641,12 @@ struct catapult_dct2000_phdr * above. * * See linux/Documentation/usb/usbmon.txt and libpcap/pcap/usb.h for details. + * + * With WTAP_ENCAP_USB_LINUX, packets have the 48-byte header; with + * WTAP_ENCAP_USB_LINUX_MMAPPED, they have the 64-byte header. There + * is no indication of whether the header has the "struct iso_rec", or + * whether the last 16 bytes of a 64-byte header are all zeros or are + * a "struct linux_usb_phdr_ext". */ /* |